Carrying Capacity and Limiting Factors

Front

What is carrying capacity?

Back

The largest number of individuals in a species that an environment can support long term.

Front

What is the carrying capacity of an ecosystem represented by a graph with a maximum of 1000 individuals?

Back

1000

Front

What do organisms need to live and survive?

Back

Space and resources.

Front

What happens to a bird population if a disease destroys its food source?

Back

The bird population would decrease.

Front

What is a limiting factor in an ecosystem?

Back

A resource or condition that limits the growth, abundance, or distribution of a population.

Front

Give an example of a limiting factor for a rabbit population in a forest ecosystem.

Back

Grass available.

Front

What is population density?

Back

The number of individuals per unit area or volume.

Front

How does emigration affect population size?

Back

Emigration decreases the population size as individuals leave the area.

Front

How does immigration affect population size?

Back

Immigration increases the population size as individuals move into the area.

Front

What role do resources play in an ecosystem?

Back

Resources such as food, water, and shelter are essential for the survival and reproduction of organisms.